Update react-router rsc example to match official template structure

Co-authored-by: hi-ogawa <4232207+hi-ogawa@users.noreply.github.com>

Author: Copilot

packages/plugin-rsc/examples/react-router/README.md

@@ -1,34 +1,85 @@
-# rsc react-router
+# Welcome to React Router! (Experimental RSC)
 
-https://vite-rsc-react-router.hiro18181.workers.dev
+⚠️ **EXPERIMENTAL**: This template demonstrates React Server Components with React Router. This is experimental technology and not recommended for production use.
+
+A modern template for exploring React Server Components (RSC) with React Router, powered by Vite.
 
 > [!NOTE]
-> React Router now provides [official RSC support](https://reactrouter.com/how-to/react-server-components) for Vite. The example might not be kept up to date with the latest version. Please refer to React Router's official documentation for the latest integrations.
+> React Router now provides [official RSC support](https://reactrouter.com/how-to/react-server-components) for Vite. This example is updated to match the latest official template from @remix-run/react-router-templates.
+
+## Features
 
-Vite RSC example based on demo made by React router team with Parcel:
+- 🧪 **Experimental React Server Components**
+- 🚀 Server-side rendering with RSC
+- ⚡️ Hot Module Replacement (HMR)
+- 📦 Asset bundling and optimization with Vite
+- 🔄 Data loading and mutations
+- 🔒 TypeScript by default
+- 🎉 TailwindCSS for styling
+- 📖 [React Router docs](https://reactrouter.com/)
+- 📚 [React Server Components guide](https://reactrouter.com/how-to/react-server-components)
 
-- https://github.com/jacob-ebey/parcel-plugin-react-router/
-- https://github.com/jacob-ebey/experimental-parcel-react-router-starter
-- https://github.com/remix-run/react-router/tree/rsc/playground/rsc-vite
+## Getting Started
 
-See also [`rsc-movies`](https://github.com/hi-ogawa/rsc-movies/).
+### Installation
 
-[![Open in StackBlitz](https://developer.stackblitz.com/img/open_in_stackblitz.svg)](https://stackblitz.com/github/vitejs/vite-plugin-react/tree/main/packages/plugin-rsc/examples/react-router?file=src%2Froutes%2Froot.tsx)
+Install the dependencies:
+
+```bash
+npm install
+```
 
-Or try it locally by:
+### Development
 
-```sh
-npx giget gh:vitejs/vite-plugin-react/packages/plugin-rsc/examples/react-router my-app
-cd my-app
-npm i
+Start the development server with HMR:
+
+```bash
 npm run dev
+```
+
+Your application will be available at `http://localhost:5173`.
+
+## Building for Production
+
+Create a production build:
+
+```bash
 npm run build
-npm run preview
+```
+
+## Running Production Build
+
+Run the production server:
 
-# run on @cloudflare/vite-plugin and deploy.
-# a separate configuration is found in ./cf/vite.config.ts
+```bash
+npm start
+```
+
+## Understanding React Server Components
+
+This template includes three entry points:
+
+- **`entry.rsc.tsx`** - React Server Components entry point
+- **`entry.ssr.tsx`** - Server-side rendering entry point
+- **`entry.browser.tsx`** - Client-side hydration entry point
+
+Learn more about React Server Components with React Router in our [comprehensive guide](https://reactrouter.com/how-to/react-server-components).
+
+## Styling
+
+This template comes with [Tailwind CSS](https://tailwindcss.com/) already configured for a simple default starting experience. You can use whatever CSS framework you prefer.
+
+## CloudFlare Support
+
+CloudFlare specific configurations are available in the `cf/` directory:
+
+```bash
 npm run cf-dev
 npm run cf-build
 npm run cf-preview
 npm run cf-release
 ```
+
+---
+
+Built with ❤️ using React Router.